| // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | #include "chromeos/audio/audio_a11y_controller.h" | 
 |  | 
 | namespace chromeos { | 
 |  | 
 | AudioA11yController::AudioA11yController() : cras_audio_handler_(nullptr) { | 
 |   cras_audio_handler_ = CrasAudioHandler::Get(); | 
 | } | 
 |  | 
 | AudioA11yController::~AudioA11yController() { | 
 | } | 
 |  | 
 | void AudioA11yController::SetOutputMono(bool enabled) { | 
 |   if (cras_audio_handler_->IsOutputMonoEnabled() == enabled) | 
 |     return; | 
 |  | 
 |   cras_audio_handler_->SetOutputMono(enabled); | 
 | } | 
 |  | 
 | }  // namespace chromeos | 
 |  | 
 |  | 
 |  | 
 |  |